1, hard shell if not perfect fit the phone itself will cause wear on the phone.

2, metal phone shell will cause some interference in the mobile phone signal.

3, tpu material of the phone shell easy to change color.

The phone shell also has extended application functionality

The phone case uses a flexible circuit, flexible electronic ink screen, can be bent without any damage. The internal flexible screen supports touch operation, after the installation to the phone, you can achieve the "book mode", "notebook mode", the screen will display some shortcut keys, such as text cut, paste, return and so on. In simple terms, is the open-type mobile phone internal integrated screen, the expansion of applications. As the flexible circuit and the screen to join, the phone shell can be made thinner, and thus more practical.

Mobile phone protective cover should not be used

Many users in order to prevent the smart phone wear, and for its set of a variety of mobile phone shell. However, the phone should not bring sets? Mobile phone with a good set? A professional to remind smartphone users, in order to prevent damage to the smart phone and put it on the practice of mobile phone sets, will greatly consume excess power.

Mobile phone sets are not conducive to mobile phone cooling, especially silicone material phone sets are not conducive to mobile phone cooling, easy to cause the phenomenon of overheating, especially serious may cause an explosion. CCTV experiment also proved that the same phone is not shell, the motherboard can be used for more than 3 years, and wearing a shell is up to 2 years. In fact, manufacturers design mobile phones, they have been considered the protection of the shell and other issues, to the phone plus sets, many times is indeed superfluous.

There are manufacturers that the smart phone in the lithium battery safe charging temperature is 45 degrees Celsius, the use of the safe temperature is 60 degrees Celsius. Although the difference will vary according to the phone, but in the absence of mobile phone shell feel some heat, the battery will probably reach 50 degrees Celsius. If you feel hot through the phone shell, I am afraid that more than the safety temperature.

What happens if the battery exceeds the safe temperature? According to the characteristics of lithium batteries, heat out of control, the battery will be more than the normal amount of several times the speed of aging. May not be used because of the loss of heat control. And the battery overheating can cause a fire or explosion. Even if the use of high heat dissipation of the metal shell is wrong. Although there will be no overheating problems, but will affect the phone to receive the signal, the phone to receive more signals will consume more electricity, so the metal shell is not desirable.

Perhaps you are in order to protect the phone do not want to be worn, perhaps in order to let the phone Hyun US mobile phone shell to attract the attention of others. However, if more than wearing a mobile phone shell and accelerate the aging of mobile phone batteries, is not something worth the candle?

The most terrible thing is not the heat itself on the damage to the phone, but the top contains a more terrible thing: benzene Benzene is a super-carcinogenic substances, and we use the mobile phone shell to carry this super-carcinogenic benzene, with the call to send and receive WeChat, benzene with the respiratory tract directly into your five chapters, the higher the temperature , Benzene released even more powerful. The use of mobile phone sets of friends attention, and choose what material of the phone case on the phone, for their own is the most secure.